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-rw-r--r--quantum/split_common/matrix.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/quantum/split_common/matrix.c b/quantum/split_common/matrix.c
index 0a79e42566..4af90209f6 100644
--- a/quantum/split_common/matrix.c
+++ b/quantum/split_common/matrix.c
@@ -341,6 +341,24 @@ void matrix_slave_scan(void) {
serial_slave_buffer[i] = matrix[offset+i];
}
#endif
+#ifdef USE_I2C
+#ifdef BACKLIGHT_ENABLE
+ // Read backlight level sent from master and update level on slave
+ backlight_set(i2c_slave_buffer[0]);
+#endif
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ i2c_slave_buffer[i+1] = matrix[offset+i];
+ }
+#else // USE_SERIAL
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ serial_slave_buffer[i] = matrix[offset+i];
+ }
+
+#ifdef BACKLIGHT_ENABLE
+ // Read backlight level sent from master and update level on slave
+ backlight_set(serial_master_buffer[SERIAL_BACKLIT_START]);
+#endif
+#endif
matrix_slave_scan_user();
}